hyf4 isolated negative pressure oxygen breathing apparatus

{"cid":"91221935","title":"6.8L SCBA Self Contained Oxygen Breathing Apparatus With 6Mpa Alarm Pressure","imgUrl":"https:\/\/img.chinax.com\/nimg\/29\/28\/58ac70058e2b74f5be4d3b1ccf78-200x200-1.jpg","attrs":{"Price":"$170.00\/sets >=2 sets","Brand Name":"KELISAIKE","Model Number":"Per the description","Minimum Order Quantity":"1","Product name":"Kl99-SCBA","Volume of Cylinder":"2L, 3L, 4.7L, 6.8L, 9L","Cylinder Material":"Carbon Fiber Composites","Working Pressure":"30MPa","Gas":"Compressed Air","Hydrostatic Pressure":"45Mpa","Max flow(L\/min)":"300","Inhalation Resistance(Pa)":"<588","Alarm pressure(Mpa):":"4~6","Alarm(db):":"\u226590","Port":"FOB Nanjing \/ FOB Shanghai","Place of Origin":"Nanjing,China","Packaging Details":"1. One Set breathing apparatus SCBA price
2. One safety plastic box
3. One box in carton,carton size: 750*300*500mm","Supply Ability":"1000 Set\/Sets per Year","Stock":"1PC","Certification":"CE"}}

{"cid":"91180449","title":"Helpful Fire Fighting Equipment MZS30 Self Breath Automatic Resuscitator","imgUrl":"https:\/\/img.chinax.com\/nimg\/6a\/80\/80599f45c975853487998b516e3f-200x200-1.jpg","attrs":{"Brand Name":"TOPSKY","Model Number":"MZS30","Minimum Order Quantity":"1 Set","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"1000 Sets\/Month","Packaging Details":"Export standard","Name":"Fire Fighting Equipment\/ Good quality MZS30 Automatic Resuscitator","Working pressure for oxygen bottle":"20MPa","Capacity for oxygen bottle":"1.0L","Adjustable range for auto-lung":"(12 ~25.5)L\/min","Charging pressure":"(1.77~2.45)kPa","Extracting pressure":"(-1.47~-1.96)kPa","Self-breath supplying":"\u226515L\/min"}}